多线程基本概念及编程实现

DWORD dwMilliseconds ); 

#include <windows.h>
#include <iostream.h>


DWORD WINAPI Fun1Proc(
  LPVOID lpParameter   // thread data
);


DWORD WINAPI Fun2Proc(
  LPVOID lpParameter   // thread data
);
int index=0;
int tickets=100;
HANDLE hMutex;
void main()
{
	HANDLE hThread1;
	HANDLE hThread2;
	hThread1=CreateThread(NULL,0,Fun1Proc,NULL,0,NULL);
	hThread2=CreateThread(NULL,0,Fun2Proc,NULL,0,NULL);
	CloseHandle(hThread1);
	CloseHandle(hThread2);
	hMutex=CreateMutex(NULL,false,NULL);
	Sleep(4000);
}


DWORD WINAPI Fun1Proc(
  LPVOID lpParameter   // thread data
)
{
	
	while(TRUE)
	{
		WaitForSingleObject(hMutex,INFINITE);
		if(tickets>0)
		{
			Sleep(1);
			cout<<"thread1 sell ticket : "<<tickets--<<endl;
		}
		else
			break;
		ReleaseMutex(hMutex);
	}
	return 0;
}


DWORD WINAPI Fun2Proc(
  LPVOID lpParameter   // thread data
)
{
	
	while(TRUE)
	{
		WaitForSingleObject(hMutex,INFINITE);
		if(tickets>0)
		{
			Sleep(1);
			cout<<"thread2 sell ticket : "<<tickets--<<endl;
		}
		else
			break;
		ReleaseMutex(hMutex);
	}
	return 0;
}
}

BOOL CChatDlg::InitSocket()
{
	m_socket=socket(AF_INET,SOCK_DGRAM,0);
	if(INVALID_SOCKET==m_socket)
	{
		MessageBox("套接字创建失败！");
		return FALSE;
	}
	SOCKADDR_IN addrSock;
	addrSock.sin_family=AF_INET;
	addrSock.sin_port=htons(6000);
	addrSock.sin_addr.S_un.S_addr=htonl(INADDR_ANY);


	int retval;
	retval=bind(m_socket,(SOCKADDR*)&addrSock,sizeof(SOCKADDR));
	if(SOCKET_ERROR==retval)
	{
		closesocket(m_socket);
		MessageBox("绑定失败!");
		return FALSE;
	}
	return TRUE;


}

	RECVPARAM *pRecvParam=new RECVPARAM;
	pRecvParam->sock=m_socket;
	pRecvParam->hwnd=m_hWnd;
	HANDLE hThread=CreateThread(NULL,0,RecvProc,(LPVOID)pRecvParam,0,NULL);
	CloseHandle(hThread);

DWORD WINAPI CChatDlg::RecvProc(LPVOID lpParameter)
{
	SOCKET sock=((RECVPARAM*)lpParameter)->sock;
	HWND hwnd=((RECVPARAM*)lpParameter)->hwnd;
	delete lpParameter;	//视频讲述时，遗忘了释放内存的操作。sunxin


	SOCKADDR_IN addrFrom;
	int len=sizeof(SOCKADDR);


	char recvBuf[200];
	char tempBuf[300];
	int retval;
	while(TRUE)
	{
		retval=recvfrom(sock,recvBuf,200,0,(SOCKADDR*)&addrFrom,&len);
		if(SOCKET_ERROR==retval)
			break;
		sprintf(tempBuf,"%s说: %s",inet_ntoa(addrFrom.sin_addr),recvBuf);
		::PostMessage(hwnd,WM_RECVDATA,0,(LPARAM)tempBuf);
	}
	return 0;
}

void Cchat1Dlg::OnBnClickedBtnSend()
{
	// TODO: Add your control notification handler code here
	//获取对方IP	
	DWORD dwIP;
	((CIPAddressCtrl*)GetDlgItem(IDC_IPADDRESS1))->GetAddress(dwIP);


	SOCKADDR_IN addrTo;
	addrTo.sin_family=AF_INET;
	addrTo.sin_port=htons(6000);
	addrTo.sin_addr.S_un.S_addr=htonl(dwIP);


	CString strSend;
	//获得待发送数据
	GetDlgItemText(IDC_EDIT_SEND,strSend);
	//发送数据
	sendto(m_socket,strSend,strSend.GetLength()+1,0,
		(SOCKADDR*)&addrTo,sizeof(SOCKADDR));
	//清空发送编辑框中的内容
	SetDlgItemText(IDC_EDIT_SEND,"");
}

127.0.0.1是回送地址，指本地机

==本文参考VC++深入详解

==如需转载，请注明出处，谢谢！

多线程基本概念及编程实现

原文：http://blog.csdn.net/walkerkalr/article/details/19510909